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icecast-common/log/log.h

67 lines
2.2 KiB
C

/*
** Logging framework.
**
** Copyright (C) 2014 Michael Smith <msmith@icecast.org>,
** Ralph Giles <giles@xiph.org>,
** Ed "oddsock" Zaleski <oddsock@xiph.org>,
** Karl Heyes <karl@xiph.org>,
** Jack Moffitt <jack@icecast.org>,
** Thomas Ruecker <thomas@ruecker.fi>,
** Copyright (C) 2013-2019 by Philipp "ph3-der-loewe" Schafft <lion@lion.leolix.org>
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Library General Public
** License as published by the Free Software Foundation; either
** version 2 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Library General Public License for more details.
**
** You should have received a copy of the GNU Library General Public
** License along with this library; if not, write to the
** Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
** Boston, MA 02110-1301, USA.
**
*/
#ifndef __LOG_H__
#define __LOG_H__
#include <stdio.h>
#define LOG_EINSANE -1
#define LOG_ENOMORELOGS -2
#define LOG_ECANTOPEN -3
#define LOG_ENOTOPEN -4
#define LOG_ENOTIMPL -5
#ifdef _WIN32
#define IO_BUFFER_TYPE _IONBF
#else
#define IO_BUFFER_TYPE _IOLBF
#endif
void log_initialize(void);
int log_open_file(FILE *file);
int log_open(const char *filename);
int log_open_with_buffer(const char *filename, int size);
void log_set_level(int log_id, unsigned level);
void log_set_trigger(int id, unsigned trigger);
int log_set_filename(int id, const char *filename);
void log_set_lines_kept (int log_id, unsigned int count);
void log_contents (int log_id, char **_contents, unsigned int *_len);
char ** log_contents_array(int log_id);
int log_set_archive_timestamp(int id, int value);
void log_flush(int log_id);
void log_reopen(int log_id);
void log_close(int log_id);
void log_shutdown(void);
void log_write(int log_id, unsigned priority, const char *cat, const char *func,
const char *fmt, ...);
void log_write_direct(int log_id, const char *fmt, ...);
#endif /* __LOG_H__ */